Home / 992,714.10-1,489,071.15-282,732.90

Finding the Fourth Proportional to 992,714.10, 1,489,071.15 and 282,732.90

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Solution

The fourth proportional to 992,714.10, 1,489,071.15 and 282,732.90 is: 424,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,714.10 : 1,489,071.15 = 282,732.90 : x
  2. Step 2: Convert to fraction form
    992,714.10/1,489,071.15 = 282,732.90/x
  3. Step 3: Cross multiply
    992,714.10x = 1,489,071.15 × 282,732.90
  4. Step 4: Simplify right side
    992,714.10x = 421,009,404,545.84
  5. Step 5: Solve for x
    x = 421,009,404,545.84/992,714.10
  6. Step 6: Final answer
    x = 424,099.35

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.